House-autry Dam is an earth dam located in Sampson County, North Carolina, built in 1850. It carries a Low hazard potential classification.
Dam profile
NID height · 9 ft9 ft tall and 887 ft long. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic embankment section and the water level is illustrative.
About House-autry Dam
The primary purpose of House-autry Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Patricia W Warren (private). It impounds the Seven Mile Swamp.
The dam stands 9 feet tall and stretches 887 feet across, creates a reservoir covering 41 acres, has a maximum storage capacity of 307 acre-feet, and collects water from a drainage area of 18 square miles. Completed in 1850, the structure is one of the older dams in the region, with over a century and a half of service.
This dam has a low hazard potential classification, meaning that failure would cause minimal damage, limited primarily to the dam owner's property, with no expected loss of life. An emergency action plan is in place for this dam. The most recent inspection on record was 09/25/2018.
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Location
| State | North Carolina |
| County | Sampson |
| River/Stream | Seven Mile Swamp |
| Coordinates | 35.18680, -78.37590 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 9 ft |
| Dam Length | 887.5 ft |
| Year Completed | 1850 (176 years old) |
Storage & Hydraulics
| NID Storage | 307 acre-ft |
| Max Storage | 307 acre-ft |
| Surface Area | 41 acres |
| Drainage Area | 18 sq mi |
| Spillway Type | None |
Ownership & Safety
| Purpose | Recreation |
| Owner | Patricia W Warren |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 09/25/2018 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | NC05468 |
| Federal ID | NC05468 |
| More Info | State Dam Safety Program |